Home / 746,536.92-1,120,269.78-303,304.92

Finding the Fourth Proportional to 746,536.92, 1,120,269.78 and 303,304.92

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Solution

The fourth proportional to 746,536.92, 1,120,269.78 and 303,304.92 is: 455,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,536.92 : 1,120,269.78 = 303,304.92 : x
  2. Step 2: Convert to fraction form
    746,536.92/1,120,269.78 = 303,304.92/x
  3. Step 3: Cross multiply
    746,536.92x = 1,120,269.78 × 303,304.92
  4. Step 4: Simplify right side
    746,536.92x = 339,783,336,001.32
  5. Step 5: Solve for x
    x = 339,783,336,001.32/746,536.92
  6. Step 6: Final answer
    x = 455,146.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.